alxmrs commented on code in PR #27618:
URL: https://github.com/apache/beam/pull/27618#discussion_r1279739963
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sdks/python/apache_beam/runners/dask/transform_evaluator.py:
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@@ -83,21 +180,20 @@ def key(item):
def value(item):
k, v = item
- return k, [elm[1] for elm in v]
+ return k, [defenestrate(elm[1]) for elm in v]
return input_bag.groupby(key).map(value)
class Flatten(DaskBagOp):
- def apply(self, input_bag: OpInput) -> db.Bag:
+ def apply(self, input_bag: t.List[db.Bag]) -> db.Bag:
assert type(input_bag) is list, 'Must take a sequence of bags!'
return db.concat(input_bag)
TRANSLATIONS = {
_Create: Create,
apache_beam.ParDo: ParDo,
- apache_beam.Map: Map,
Review Comment:
I found via experiments that this was never exercised! `Map` translates to a
composite of `ParDo` every time.
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